C47 Manufactured Housing Exam

Passing The C-47 Trade Exam is Easy as 1,2,3!

  1. Commit to passing your California C-47 General Manufactured Housing Contractor exam. Prepare at HOME, on your schedule; “Read, Listen, Watch, Learn, &  PASS!“
  2. Apply to the CSLB. We will also help you with your C-47 application! Call us for assistance.
  3. Study. Our clients typically pass the exam on their 1st attempt! “Follow the plan and pass your exam!“

All qualifying individuals must also pass the California Contractor Law and Business Exam. (sold separately below)


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Pass the C-47 General Manufactured Housing exam on your 1st attempt. Unleash the most effective and affordable C-47 contractors’ license course available in California. TLC clients pass their C-47 Contractor Trade Exam.

Pass your C-47 Manufactured Housing Contractor exam; it’s simple as 123!

ONE – Commit to becoming a C-47 Manufactured Housing Contractor with help from TLC. Study at HOME, on your schedule.

  • Read our best in the industry C47 Manufactured Housing exam preparation manual.
  • Learn the art of dominating a four-answer multiple-choice exam.
  • Watch industry experts review via Audio & Video General Exam Knowledge, Construction Math, and Title 8 Health & Safety Rules.
  • Access hundreds of researched exam questions and answers.
  • Take non-graded Practice Quizzes.
  • Memorize key exam concepts with virtual flashcards.
  • Verify your knowledge with simulated Full-length, Timed Exams
  • PASS your C47 Manufactured Housing Contractor exam the first time you test.

The most effective C-47 contractor exam course available in California at ANY price!

Study Online! Our multimedia C47 General Manufactured Housing contractor course is your best, most affordable method to pass your CSLB contractor License Exam!

TWO –  Submit your Application to the CSLB. We will help you with the paperwork. New online tools help you correctly fill out your original C-47 Manufactured Housing Contractor exam application. Call us for assistance, and schedule a free line-by-line review of your application before submission to the CSLB!

With our help, submitting a proper C-47 License application to the CSLB has never been easier!

THREE – Prepare for and pass your exam. Our students dramatically improve their test scores and pass their C47 Manufactured Housing Contractor exam.

When ready to test, schedule your exam through PSI. Please read the PSI Candidate Information Bulletin for more informationPSI – C47 Manufactured Housing

IT’s A FACT! When you read something – eTEXTBOOKS, watch something – VIDEO FILES, hear something – AUDIO FILES, and then put that information to use – ONLINE PRACTICE QUESTIONS  & ONLINE EXAMS, your ability to retain our study materials increases exponentially!


Study at home! Don’t waste time commuting to a classroom. Study conveniently in your home or office. Our courses are a proven, reliable, and affordable way to pass the C-47 Manufactured Housing Contractor exam.


Choose your course format from either

eCourse – Online Manual (not printable)Streaming A/V (Audio/Video), & Online Testing

Or Printed Manual + Online A/V (Audio/Video) & Online Testing

Or Printed Manual + CDs, DVD’s, & Online Testing

Our C-47 General Manufactured Housing Contractor License Trade Exam Course includes the following course materials to maximize your study efforts.

  • Trade Specific Textbooks
  • Audio Lectures
  • Video Lectures
  • Online Practice Questions
  • Simulated Online Exams


The C-47 General Manufactured Housing Contractor exam manual covers the essential topics of the California C-47 General Manufactured Housing Contractor license exam. Topics include concrete, carpentry, roofing, masonry, electrical, plumbing, and HVAC. The manual also contains summaries from the Uniform Building Code, the National Electrical Code, Uniform Plumbing Code, the Uniform Mechanical Code, Title 25, and Title 8 Health & Safety Orders.

The C-47 General Manufactured Housing Contractor exam manual contains the following sections;

  • MATH REVIEW: covers math and estimating formulas, units of measurement, elementary geometry, and the architect’s scale.
  • GENERAL KNOWLEDGE: This contains basic trade information all students must know to pass the C-47 Trade exam.
  • HEALTH AND SAFETY: Our comprehensive health and safety section familiarizes students with Cal/OSHA and other regulations and practices.
  • REVIEW QUESTIONS: Lists the most difficult questions, indexed to the relevant section of the manual.


Streaming online Audio/Video files or CDs & DVDs. Expert instructors with decades of experience cover fundamental C-47 General Manufactured Housing exam concepts in greater detail. Our audio/video lectures cover Math Formulas and Title 8 Health & Safety lectures.


  • FLASHCARDS: Online flashcard program tracks your history and also allows you to exclude questions you have already learned.
  • PRACTICE EXAMS: Two final practice exams, each timed to simulate actual exam conditions. The course also includes two Cal/OSHA Health & Safety tests. (exams are approximately 100 questions each.) Our C-47 and Title 8 Health and Safety update list any new questions to reflect changing trends in exam focus.


Get help filling out your contractor exam application or request a free review of your completed form before submission. All students in our C-47 General Manufactured Housing course can call us at (866) 685 8564 for assistance.

ONE YEAR UNLIMITED ACCESS: To All Online eBooks, Audio/Video, Test Questions & Simulated Final Exams.

We provide complete access to all online course materials for an entire year. Other schools may offer only 90-day access to online tools to charge you extra $ for extended access to study materials.

C-47 Manufactured Housing Contractor exam course with C-27 Trade CD's DVDs & online practice tests
Pass the C-47 Manufactured Housing Trade Exam – Best Contractor Course at any price $249

A detailed breakdown of the makeup of the C-47 Manufactured Housing Contractor trade exam. A list of all reference materials used to create the C-47 exam & the scope of the C-47 Manufactured Housing contractor classification.

The C47 Exam has Six major sections:

Section 1. Planning and Estimation (20% of C47 Exam)

  • Project scope planning
  • Lot evaluation
  • Cost and material calculation

Section 2. Site Preparation (17% of C47 Exam)

  • Lot development
  • Preparing for transport

Section 3. Manufactured Home Installation (26% of C47 Exam)

  • Support and foundation systems
  • Maneuvering and joining sections
  • Connecting and sealing procedures

Section 4. Accessory Installation (9% of C47 Exam)

  • Installing home accessories
  • Building accessory structures

Section 5. Repairs (9% of C47 Exam)

  • Troubleshooting and repairing

Section 6. Safety (19% of C47 Exam)

  • Employee safety
  • Job site and equipment safety
  • Job site hazards

*Percentages are approximate

C-47 General Manufactured Housing exam source material:

The CSLB utilizes the following publications for the creation of the General Manufactured Housing exam. California codebooks can be viewed online: www.bsc.ca.gov

2022 California Building Code. California Code of Regulations, Title 24. International Code
PHONE: (800) 786-4452
INTERNET: www.iccsafe.org

California Vehicle Code. Department of Motor Vehicles.
INTERNET: leginfo.legislature.ca.gov/faces/codes/xhtml

Manufactured Home Construction and Safety Standards. Code of Federal Regulations, Title 24, Housing and Urban Development, Part 3280.
PHONE: (866) 512-1800
INTERNET: www.ecfr.gov

Manufactured Home Installation Training Manual. U.S. Department of Housing and Urban Development.
PHONE: (800) 245-2691
INTERNET: www.huduser.gov

Mobile Home Parks and Installations. California Code of Regulations, Title 25, Housing and Community Development; Chapter 2.
PHONE: (800) 888-3600
INTERNET: https://govt.westlaw.com/calregs

State of California General Industry & Electrical Safety Orders (Cal/OSHA) and State of California Construction & Electrical Safety Orders (Cal/OSHA). 2022. California Code of Regulations, Title 8. Mancomm.
PHONE: (877) 626-2666.
INTERNET: www.mancomm.com

*Publisher information is current as of 11/22

Official CSLB Description of Duties for a C-47 General Manufactured Housing Contractor.

California Code of Regulations Title 16, Division 8, Article 3. Classifications

(a) A general manufactured housing contractor installs, alters, repairs, or prepares for moving any type of manufactured home as defined in Section 18007 of the Health and Safety Code, any type of mobile home as defined in Section 18008 of the Health and Safety Code, and any type of multifamily manufactured home as defined in Section 18008.7 of the Health and Safety Code, including the accessory buildings or structures, and the foundations. A manufactured home does not include any recreational vehicle, commercial coach, or factory-built housing as defined in Section 19971 of the Health and Safety Code

(b) A general manufactured housing contractor may provide utility services on single-family individual site placement. Utility services mean the connection of gas, water, sewer, and electrical utilities to the home.

Authority cited: Sections 7008 and 7059, Reference: Sections 7026.11, 7058, and 7059 (Business and Professions Code)



We offer our study materials as two separate courses:

  • Course-1: C-47 TRADE EXAM.
  • Course-2: LAW & BUSINESS EXAM. (Each Sold Separately)


Pass the Law & Business Exam

Pass the Law & Business Exam for Your Original Contractor’s License

  • Law & Business Exam Focus: This exam concentrates on California Contractor Law and best business practices.
  • Path to Success: To qualify for your first contractor’s license, you must pass both the TRADE and LAW exams. Utilize our resources to “Read, Watch, Listen, Learn, and PASS!”

Prepare for both exams to ensure you meet all the requirements for your original contractor’s license. With the right resources and study habits, you’re on your way to becoming a licensed contractor.


* Shipping fees apply for the options not fully online.

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Take a free C-47 Manufactured Housing Practice exam. These free C-47 test questions are similar to the ones you will encounter when taking the actual C-47 contractors exam.

You are off to a strong start if you readily answer seven or more questions correctly without guessing.
However, if you miss three or more questions, you risk failing the TRADE portion of the C-47 Exam.

Welcome to your free C-47 Manufactured Housing Exam

REQUIRED - Enter your email address to receive a printable copy of your test results.
When would you use a crane to install a mobile home?

A 1/4 inch scale refers to:

Once you hire a subcontractor to grade a lot, what information is required on the permit?

A triangle with sides measuring 3 inches, 4 inches and 5 inches is drawn on a 1/4 inch scale. How many bags of grout will you need for the area if one 50-pound bag covers 100 square feet?

What is RHR zoning?

When a mobile home is assembled from two halves, the gap between the assembled halves may be no greater than:

What is the required electrical service for a cabana?

Powder-actuated tool fasteners may be used:

If air is escaping from a plumbing fixture, what is the probable cause?

How would you join together two sections of gas supply pipe?

What sort of PPE (personal protective equipment) is recommended when using cleaning solvent?

What should be done with lifelines, safety harnesses, and shock-absorbing lanyards that have been subjected to impact loading?

What is the longest standard length of a scaffold plank?

On a 120V circuit, what color is the (protective) ground wire?

What is the minimum distance apart that acetylene and oxygen cylinders must be stored?

Which of the following is a correct method for storing acetylene cylinders?

Which of the following is the best choice for hoisting a full gas cylinder?

Cylinders containing ______ shall not be taken into confined spaces.

A dry chemical or carbon dioxide fire extinguisher rated at least ______ must be kept near operations where bottled fuel gases are being used.

No more than ______ of paints, solvents, and chemicals may be stored in a room unless an approved safety storage cabinet is present.

We want to talk to you if you found these practice questions helpful!

Think about how useful it would be to access hundreds of researched C-47 exam questions and answers, learn the theory and meaning behind each question, memorize key concepts with virtual flashcards, take non-graded practice quizzes, and verify your knowledge with full-length, timed practice exams.

Call us at 866-685-8562 for a free licensing consultation.